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804878

Sigma-Aldrich

6-bromo-3-[6-bromo-1-(2-ethylhexyl)-1,2-dihydro-2-oxo-3H-indol-3-ylidene]-1-(2-ethylhexyl)-1,3-dihydro-2H-indol-2-one

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About This Item

Empirical Formula (Hill Notation):
C32H40Br2N2O2
CAS Number:
Molecular Weight:
644.48
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23

Assay

98%

form

dispersion

concentration

3.8-4.2 mg/mL

pH

1.5-2.5

mp

105-110 °C

SMILES string

BrC(C=C1)=CC2=C1/C(C(N2CC(CC)CCCC)=O)=C(C(N3CC(CC)CCCC)=O)/C4=C3C=C(Br)C=C4

InChI

1S/C32H40Br2N2O2/c1-5-9-11-21(7-3)19-35-27-17-23(33)13-15-25(27)29(31(35)37)30-26-16-14-24(34)18-28(26)36(32(30)38)20-22(8-4)12-10-6-2/h13-18,21-22H,5-12,19-20H2,1-4H3/b30-29+

InChI key

HUEXOUHCCSVYLP-QVIHXGFCSA-N

General description

Monolayer Sheets by SEM.

Application

Electron accepting building block for the preparation of electroactive materials for organic electronics.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Isoindigo-based copolymers for polymer solar cells with efficiency over 7%.
Ho CC, et al.
Journal of Material Chemistry A, 2(21), 8026-8032 (2014)
Synthesis of isoindigo-based oligothiophenes for molecular bulk heterojunction solar cells.
Mei J, et al.
Organic Letters, 12(4), 660-663 (2010)
Yi Ren et al.
ACS applied materials & interfaces, 6(16), 14533-14542 (2014-08-05)
We designed and synthesized a series of isoindigo-based derivatives to investigate how chemical structure modification at both the 6,6'- and 5,5'-positions of the core with electron-rich and electron-poor moieties affect photophysical and redox properties as well as their solid-state organization.

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